xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/AMDGPU/bswap.ll (revision 3be72f402925b99adbec4a2ee5bacdf76ba6c8d1)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -passes=slp-vectorizer %s | FileCheck -check-prefixes=GCN,GFX7 %s
3; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -passes=slp-vectorizer %s | FileCheck -check-prefixes=GCN,GFX8 %s
4; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -passes=slp-vectorizer %s | FileCheck -check-prefixes=GCN,GFX8 %s
5
6define <2 x i16> @bswap_v2i16(<2 x i16> %arg) {
7; GFX7-LABEL: @bswap_v2i16(
8; GFX7-NEXT:  bb:
9; GFX7-NEXT:    [[T:%.*]] = extractelement <2 x i16> [[ARG:%.*]], i64 0
10; GFX7-NEXT:    [[T1:%.*]] = tail call i16 @llvm.bswap.i16(i16 [[T]])
11; GFX7-NEXT:    [[T2:%.*]] = insertelement <2 x i16> undef, i16 [[T1]], i64 0
12; GFX7-NEXT:    [[T3:%.*]] = extractelement <2 x i16> [[ARG]], i64 1
13; GFX7-NEXT:    [[T4:%.*]] = tail call i16 @llvm.bswap.i16(i16 [[T3]])
14; GFX7-NEXT:    [[T5:%.*]] = insertelement <2 x i16> [[T2]], i16 [[T4]], i64 1
15; GFX7-NEXT:    ret <2 x i16> [[T5]]
16;
17; GFX8-LABEL: @bswap_v2i16(
18; GFX8-NEXT:  bb:
19; GFX8-NEXT:    [[TMP0:%.*]] = call <2 x i16> @llvm.bswap.v2i16(<2 x i16> [[ARG:%.*]])
20; GFX8-NEXT:    ret <2 x i16> [[TMP0]]
21;
22bb:
23  %t = extractelement <2 x i16> %arg, i64 0
24  %t1 = tail call i16 @llvm.bswap.i16(i16 %t)
25  %t2 = insertelement <2 x i16> undef, i16 %t1, i64 0
26  %t3 = extractelement <2 x i16> %arg, i64 1
27  %t4 = tail call i16 @llvm.bswap.i16(i16 %t3)
28  %t5 = insertelement <2 x i16> %t2, i16 %t4, i64 1
29  ret <2 x i16> %t5
30}
31
32define <2 x i32> @bswap_v2i32(<2 x i32> %arg) {
33; GCN-LABEL: @bswap_v2i32(
34; GCN-NEXT:  bb:
35; GCN-NEXT:    [[T:%.*]] = extractelement <2 x i32> [[ARG:%.*]], i64 0
36; GCN-NEXT:    [[T1:%.*]] = tail call i32 @llvm.bswap.i32(i32 [[T]])
37; GCN-NEXT:    [[T2:%.*]] = insertelement <2 x i32> undef, i32 [[T1]], i64 0
38; GCN-NEXT:    [[T3:%.*]] = extractelement <2 x i32> [[ARG]], i64 1
39; GCN-NEXT:    [[T4:%.*]] = tail call i32 @llvm.bswap.i32(i32 [[T3]])
40; GCN-NEXT:    [[T5:%.*]] = insertelement <2 x i32> [[T2]], i32 [[T4]], i64 1
41; GCN-NEXT:    ret <2 x i32> [[T5]]
42;
43bb:
44  %t = extractelement <2 x i32> %arg, i64 0
45  %t1 = tail call i32 @llvm.bswap.i32(i32 %t)
46  %t2 = insertelement <2 x i32> undef, i32 %t1, i64 0
47  %t3 = extractelement <2 x i32> %arg, i64 1
48  %t4 = tail call i32 @llvm.bswap.i32(i32 %t3)
49  %t5 = insertelement <2 x i32> %t2, i32 %t4, i64 1
50  ret <2 x i32> %t5
51}
52
53declare i16 @llvm.bswap.i16(i16) #0
54declare i32 @llvm.bswap.i32(i32) #0
55
56attributes #0 = { nounwind readnone speculatable willreturn }
57